Question
solve by subsitution
2x+y=9
8x+4y=36
2x+y=9
8x+4y=36
Answers
unmeritedfavorr
8x+4y=36
4y=36-8x/4
y=9-8x
2x+y=9
2x+9-8x=9
6x=9-9
x=0
8x+4y=36
8(0)+4y=36
4y=36/4
y=9
(0,9)
4y=36-8x/4
y=9-8x
2x+y=9
2x+9-8x=9
6x=9-9
x=0
8x+4y=36
8(0)+4y=36
4y=36/4
y=9
(0,9)